The atomic bomb go game is a game of Go that was in progress when the first atomic bomb was dropped on Hiroshima, Japan on August 6, 1945. The venue of the game was in the suburbs of Hiroshima, about 5 kilometers (3.1 mi) from ground zero. [x]
The game was about to enter its third and final day of play when the bomb dropped at 8:15 am. The players — Hashimoto Utaro, who was the Honinbo title holder, andI wamoto Kaoru, who was the challenger — had replayed the game to the adjourned position but had not yet started to play on. The explosion caused disruption to the game, damage to the building, and some injuries to those attending the match. Play was resumed after the lunch break, and the game was played to a conclusion that evening. Hashimoto, holding White, won by five points.
The Atom Bomb Game event at the Imperial War Museum in London, for the 60th Anniversary in 2005. Under the glass is the position of the board at the time the bomb was dropped. The 106 moves from the first two days had just been replayed on the board at the time. The board here belongs to T. Mark Hall. Just visible on the other side is Mark’s diploma signed by Iwamoto Kaoru, a survivor of the Atom Bomb game. [x]
Source: Ultra Facts